[emilymainzer]

Fast facts and information about this double-decked tunnel.

1. 5km long and 15m wide tunnel from Dutton Park to Spring Hill
   
2. Single, double-decked rail and bus tunnel
   
3. proposed underground stations
   
4. Could be open for travel in 2021.

More exciting information can be found here: http://www.railway-technology.com/pr...ct-queensland/